System/nixos/machines/crash/configuration.nix

# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

{ config, pkgs, ... }:

{
  imports = [
  ];

  # Setup nixbuild.net, since this laptop is somewhat under powered
  programs.ssh.extraConfig = ''
    Host eu.nixbuild.net
    PubkeyAcceptedKeyTypes ssh-ed25519
    ServerAliveInterval 60
    IPQoS throughput
    IdentityFile /home/nathan/.ssh/id_ed25519
  '';
  programs.ssh.knownHosts = {
    nixbuild = {
      hostNames = [ "eu.nixbuild.net" ];
      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPIQCZc54poJ8vqawd8TraNryQeJnvH1eLpIDgbiqymM";
    };
  };

  # Configure nix
  nix = {
    settings = {
      # Auto optimize the store after every action
      auto-optimise-store = true;
      trusted-users = [
        "root"
        "nathan"
      ];
    };
    # GC agressively
    gc = {
      automatic = true;
      dates = "hourly";
      options = "--delete-older-than 7d";
    };
    distributedBuilds = true;
    buildMachines = [
      {
        hostName = "eu.nixbuild.net";
        system = "x86_64-linux";
        maxJobs = 100;
        supportedFeatures = [
          "benchmark"
          "big-parallel"
        ];
      }
    ];
  };

  # Bootloader and plymouth
  boot = {
    loader = {
      systemd-boot = {
        enable = true;
        consoleMode = "auto";
      };
      efi.canTouchEfiVariables = true;
    };
    plymouth = {
      enable = true;
    };
  };

  # Steam setup
  programs.steam = {
    enable = true;
    gamescopeSession = {
      enable = true;
      args = [
        "--expose-wayland"
      ];
    };
  };

  networking.hostName = "crash"; # Define your hostname.

  services.tailscale.enable = true;

  networking.networkmanager.enable = true;

  # Set your time zone.
  time.timeZone = "America/New_York";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "en_US.UTF-8";
    LC_IDENTIFICATION = "en_US.UTF-8";
    LC_MEASUREMENT = "en_US.UTF-8";
    LC_MONETARY = "en_US.UTF-8";
    LC_NAME = "en_US.UTF-8";
    LC_NUMERIC = "en_US.UTF-8";

    LC_PAPER = "en_US.UTF-8";
    LC_TELEPHONE = "en_US.UTF-8";
    LC_TIME = "en_US.UTF-8";
  };

  # Enable the X11 windowing system.
  # You can disable this if you're only using the Wayland session.
  services.xserver.enable = true;

  # Enable the KDE Plasma Desktop Environment.
  services.displayManager.sddm.enable = true;
  services.desktopManager.plasma6.enable = true;
  environment.sessionVariables.NIXOS_OZONE_WL = "1";
  # Setup bluetooth
  hardware.bluetooth.enable = true;

  # Configure keymap in X11
  services.xserver.xkb = {
    layout = "us";
    variant = "";
  };

  # Enable CUPS to print documents.
  services.printing.enable = true;

  # Enable sound with pipewire.
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

  # Enable touchpad support (enabled default in most desktopManager).
  # services.xserver.libinput.enable = true;

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.nathan = {
    extraGroups = [ "networkmanager" ];
  };

  # Install firefox.
  programs.firefox.enable = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    libinput
    maliit-keyboard
    dconf-editor
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  # services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It‘s perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).

  system.stateVersion = "24.11"; # Did you read the comment?

}